Home / 742,825.38-1,025,343.21-436,888.69

Finding the Fourth Proportional to 742,825.38, 1,025,343.21 and 436,888.69

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Solution

The fourth proportional to 742,825.38, 1,025,343.21 and 436,888.69 is: 603,050.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,825.38 : 1,025,343.21 = 436,888.69 : x
  2. Step 2: Convert to fraction form
    742,825.38/1,025,343.21 = 436,888.69/x
  3. Step 3: Cross multiply
    742,825.38x = 1,025,343.21 × 436,888.69
  4. Step 4: Simplify right side
    742,825.38x = 447,960,848,434.77
  5. Step 5: Solve for x
    x = 447,960,848,434.77/742,825.38
  6. Step 6: Final answer
    x = 603,050.00

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.